// Copyright 2012 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. #[derive(PartialEq, Debug)] struct Foo(isize); #[derive(PartialEq, Debug)] struct Bar(isize, isize); pub fn main() { let f: fn(isize) -> Foo = Foo; let g: fn(isize, isize) -> Bar = Bar; assert_eq!(f(42), Foo(42)); assert_eq!(g(4, 7), Bar(4, 7)); }